13.540 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.014 * * * [progress]: [2/2] Setting up program. 0.016 * [progress]: [Phase 2 of 3] Improving. 0.017 * [simplify]: Simplifying: (/ (* (* x 2.0) y) (- x y)) 0.017 * * [simplify]: Extracting # 0 : cost 0 0.017 * * [simplify]: Extracting # 1 : cost 0 0.017 * * [simplify]: Extracting # 2 : cost 0 0.017 * * [simplify]: Extracting # 3 : cost 0 0.017 * * [simplify]: Extracting # 4 : cost 0 0.017 * * [simplify]: Extracting # 5 : cost 0 0.017 * * [simplify]: iteration 0 : 7 enodes (cost 9 ) 0.018 * * [simplify]: Extracting # 0 : cost 0 0.018 * * [simplify]: Extracting # 1 : cost 0 0.018 * * [simplify]: Extracting # 2 : cost 0 0.018 * * [simplify]: iteration 1 : 15 enodes (cost 9 ) 0.021 * * [simplify]: Extracting # 0 : cost 0 0.021 * * [simplify]: Extracting # 1 : cost 0 0.021 * * [simplify]: Extracting # 2 : cost 0 0.021 * * [simplify]: iteration 2 : 36 enodes (cost 9 ) 0.037 * * [simplify]: Extracting # 0 : cost 0 0.037 * * [simplify]: Extracting # 1 : cost 0 0.037 * * [simplify]: Extracting # 2 : cost 0 0.037 * * [simplify]: iteration 3 : 74 enodes (cost 9 ) 0.053 * * [simplify]: Extracting # 0 : cost 0 0.053 * * [simplify]: Extracting # 1 : cost 0 0.053 * * [simplify]: Extracting # 2 : cost 0 0.053 * * [simplify]: iteration 4 : 123 enodes (cost 9 ) 0.078 * * [simplify]: Extracting # 0 : cost 0 0.079 * * [simplify]: Extracting # 1 : cost 0 0.079 * * [simplify]: Extracting # 2 : cost 0 0.079 * * [simplify]: iteration 5 : 155 enodes (cost 9 ) 0.123 * * [simplify]: Extracting # 0 : cost 0 0.124 * * [simplify]: Extracting # 1 : cost 0 0.124 * * [simplify]: Extracting # 2 : cost 0 0.124 * * [simplify]: iteration 6 : 167 enodes (cost 9 ) 0.162 * * [simplify]: Extracting # 0 : cost 0 0.162 * * [simplify]: Extracting # 1 : cost 0 0.163 * * [simplify]: Extracting # 2 : cost 0 0.163 * * [simplify]: iteration 7 : 170 enodes (cost 9 ) 0.189 * * [simplify]: Extracting # 0 : cost 0 0.189 * * [simplify]: Extracting # 1 : cost 0 0.191 * * [simplify]: iteration done: 170 enodes (cost 9 ) 0.191 * [simplify]: Simplified to: (/ (* (* x 2.0) y) (- x y)) 0.191 * * [progress]: iteration 1 / 4 0.191 * * * [progress]: picking best candidate 0.193 * * * * [pick]: Picked # 0.193 * * * [progress]: localizing error 0.207 * * * [progress]: generating rewritten candidates 0.207 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.262 * * * [progress]: generating series expansions 0.262 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.262 * [backup-simplify]: Simplify (/ (* (* x 2.0) y) (- x y)) into (* 2.0 (/ (* x y) (- x y))) 0.262 * [approximate]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in (x y) around 0 0.262 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y 0.262 * [taylor]: Taking taylor expansion of 2.0 in y 0.262 * [backup-simplify]: Simplify 2.0 into 2.0 0.262 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y 0.262 * [taylor]: Taking taylor expansion of (* x y) in y 0.262 * [taylor]: Taking taylor expansion of x in y 0.263 * [backup-simplify]: Simplify x into x 0.263 * [taylor]: Taking taylor expansion of y in y 0.263 * [backup-simplify]: Simplify 0 into 0 0.263 * [backup-simplify]: Simplify 1 into 1 0.263 * [taylor]: Taking taylor expansion of (- x y) in y 0.263 * [taylor]: Taking taylor expansion of x in y 0.263 * [backup-simplify]: Simplify x into x 0.263 * [taylor]: Taking taylor expansion of y in y 0.263 * [backup-simplify]: Simplify 0 into 0 0.263 * [backup-simplify]: Simplify 1 into 1 0.263 * [backup-simplify]: Simplify (* x 0) into 0 0.264 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x 0.264 * [backup-simplify]: Simplify (- 0) into 0 0.264 * [backup-simplify]: Simplify (+ x 0) into x 0.264 * [backup-simplify]: Simplify (/ x x) into 1 0.264 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x 0.264 * [taylor]: Taking taylor expansion of 2.0 in x 0.264 * [backup-simplify]: Simplify 2.0 into 2.0 0.264 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x 0.264 * [taylor]: Taking taylor expansion of (* x y) in x 0.264 * [taylor]: Taking taylor expansion of x in x 0.264 * [backup-simplify]: Simplify 0 into 0 0.264 * [backup-simplify]: Simplify 1 into 1 0.264 * [taylor]: Taking taylor expansion of y in x 0.265 * [backup-simplify]: Simplify y into y 0.265 * [taylor]: Taking taylor expansion of (- x y) in x 0.265 * [taylor]: Taking taylor expansion of x in x 0.265 * [backup-simplify]: Simplify 0 into 0 0.265 * [backup-simplify]: Simplify 1 into 1 0.265 * [taylor]: Taking taylor expansion of y in x 0.265 * [backup-simplify]: Simplify y into y 0.265 * [backup-simplify]: Simplify (* 0 y) into 0 0.265 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y 0.265 * [backup-simplify]: Simplify (- y) into (- y) 0.265 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y) 0.265 * [backup-simplify]: Simplify (/ y (- y)) into -1 0.265 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x 0.266 * [taylor]: Taking taylor expansion of 2.0 in x 0.266 * [backup-simplify]: Simplify 2.0 into 2.0 0.266 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x 0.266 * [taylor]: Taking taylor expansion of (* x y) in x 0.266 * [taylor]: Taking taylor expansion of x in x 0.266 * [backup-simplify]: Simplify 0 into 0 0.266 * [backup-simplify]: Simplify 1 into 1 0.266 * [taylor]: Taking taylor expansion of y in x 0.266 * [backup-simplify]: Simplify y into y 0.266 * [taylor]: Taking taylor expansion of (- x y) in x 0.266 * [taylor]: Taking taylor expansion of x in x 0.266 * [backup-simplify]: Simplify 0 into 0 0.266 * [backup-simplify]: Simplify 1 into 1 0.266 * [taylor]: Taking taylor expansion of y in x 0.266 * [backup-simplify]: Simplify y into y 0.266 * [backup-simplify]: Simplify (* 0 y) into 0 0.266 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y 0.266 * [backup-simplify]: Simplify (- y) into (- y) 0.267 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y) 0.267 * [backup-simplify]: Simplify (/ y (- y)) into -1 0.267 * [backup-simplify]: Simplify (* 2.0 -1) into -2.0 0.267 * [taylor]: Taking taylor expansion of -2.0 in y 0.267 * [backup-simplify]: Simplify -2.0 into -2.0 0.267 * [backup-simplify]: Simplify 0 into 0 0.268 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0 0.269 * [backup-simplify]: Simplify (- 0) into 0 0.269 * [backup-simplify]: Simplify (+ 1 0) into 1 0.270 * [backup-simplify]: Simplify (- (/ 0 (- y)) (+ (* -1 (/ 1 (- y))))) into (- (/ 1 y)) 0.270 * [backup-simplify]: Simplify (+ (* 2.0 (- (/ 1 y))) (* 0 -1)) into (- (* 2.0 (/ 1 y))) 0.270 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 y))) in y 0.270 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y 0.270 * [taylor]: Taking taylor expansion of 2.0 in y 0.270 * [backup-simplify]: Simplify 2.0 into 2.0 0.270 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.270 * [taylor]: Taking taylor expansion of y in y 0.270 * [backup-simplify]: Simplify 0 into 0 0.270 * [backup-simplify]: Simplify 1 into 1 0.271 * [backup-simplify]: Simplify (/ 1 1) into 1 0.271 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.272 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.273 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (* 0 1))) into 0 0.274 * [backup-simplify]: Simplify (- 0) into 0 0.274 * [backup-simplify]: Simplify 0 into 0 0.274 * [backup-simplify]: Simplify 0 into 0 0.275 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0 0.275 * [backup-simplify]: Simplify (- 0) into 0 0.276 * [backup-simplify]: Simplify (+ 0 0) into 0